Brown Widow vs Fat Sand Rat

Latrodectus geometricus compared with Psammomys obesus

Key Differences

• Brown Widow is Not Evaluated while Fat Sand Rat is Least Concern.

Taxonomic Classification

Rank	Brown Widow	Fat Sand Rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Arachnida (Arachnids)	Mammalia (Mammals)
Order	Araneae (Araneae)	Rodentia (Rodents)
Family	Theridiidae	Muridae (Mice & Rats)
Genus	Latrodectus	Psammomys
Species	Latrodectus geometricus	Psammomys obesus

Evolutionary Relationship

Brown Widow and Fat Sand Rat share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brown Widow

NE — Not Evaluated

Fat Sand Rat

LC — Least Concern

Physical Characteristics

Attribute	Brown Widow	Fat Sand Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Widow

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Widely distributed across Africa (South Africa), Asia (Japan), Europe (7 countries), North America (United States), and South America (Colombia, Ecuador, Peru).

Fat Sand Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Brown Widow

The Brown Widow (Latrodectus geometricus) is a species in the genus Latrodectus. Typically found in terrestrial habitats from forests to deserts. Its geographic range includes widely distributed across africa (south africa), asia (japan), europe (7 countries), north america (united states), and south america (colombia, ecuador, peru).